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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.396 by root, Wed Nov 14 08:09:46 2007 UTC vs.
Revision 1.493 by root, Mon Oct 26 02:34:37 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use EV;	32	use EV;
10	use Opcode;	33	use Opcode;
11	use Safe;	34	use Safe;
12	use Safe::Hole;	35	use Safe::Hole;
13	use Storable ();	36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 4.1 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
18	use Coro::EV;	43	use Coro::EV;
		44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;	58	use Digest::MD5;
30	use Fcntl;	59	use Fcntl;
31	use YAML::Syck ();	60	use YAML::XS ();
32	use IO::AIO 2.51 ();	61	use IO::AIO ();
33	use Time::HiRes;	62	use Time::HiRes;
34	use Compress::LZF;	63	use Compress::LZF;
35	use Digest::MD5 ();	64	use Digest::MD5 ();
		65
		66	AnyEvent::detect;
36		67
37	# configure various modules to our taste	68	# configure various modules to our taste
38	#	69	#
39	$Storable::canonical = 1; # reduce rsync transfers	70	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	71	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		72
		73	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		74
		75	# make sure c-lzf reinitialises itself
		76	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	77	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		78
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	79	# strictly for debugging
44	$YAML::Syck::ImplicitUnicode = 1;	80	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		81
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	82	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		83
50	our %COMMAND = ();	84	our %COMMAND = ();
51	our %COMMAND_TIME = ();	85	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	88	our %EXTCMD = ();
55	our %EXTICMD = ();	89	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	90	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	91	our %EXT_MAP = (); # pluggable maps
58		92
59	our $RELOAD; # number of reloads so far	93	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	94	our @EVENT;
		95	our @REFLECT; # set by XS
		96	our %REFLECT; # set by us
61		97
62	our $CONFDIR = confdir;	98	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	99	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	100	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	101	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	102	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	103	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	104	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	105	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	106	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	107	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	108	our $BDBDIR = "$LOCALDIR/db";
		109	our $PIDFILE = "$LOCALDIR/pid";
		110	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		111
		112	our %RESOURCE;
73		113
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	114	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	115	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	116	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	117	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		118
82	our $BDB_POLL_WATCHER;
83	our $BDB_DEADLOCK_WATCHER;	119	our $BDB_DEADLOCK_WATCHER;
84	our $BDB_CHECKPOINT_WATCHER;	120	our $BDB_CHECKPOINT_WATCHER;
85	our $BDB_TRICKLE_WATCHER;	121	our $BDB_TRICKLE_WATCHER;
86	our $DB_ENV;	122	our $DB_ENV;
87		123
		124	our @EXTRA_MODULES = qw(pod match mapscript);
		125
88	our %CFG;	126	our %CFG;
89		127
90	our $UPTIME; $UPTIME ||= time;	128	our $UPTIME; $UPTIME ||= time;
91	our $RUNTIME;	129	our $RUNTIME;
		130	our $NOW;
92		131
93	our (%PLAYER, %PLAYER_LOADING); # all users	132	our (%PLAYER, %PLAYER_LOADING); # all users
94	our (%MAP, %MAP_LOADING ); # all maps	133	our (%MAP, %MAP_LOADING ); # all maps
95	our $LINK_MAP; # the special {link} map, which is always available	134	our $LINK_MAP; # the special {link} map, which is always available
96		135
97	# used to convert map paths into valid unix filenames by replacing / by ∕	136	# used to convert map paths into valid unix filenames by replacing / by ∕
98	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	137	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
99		138
100	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	139	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
101	our $LOADAVG; # same thing, but with alpha-smoothing	140	our $LOADAVG; # same thing, but with alpha-smoothing
		141	our $JITTER; # average jitter
102	our $tick_start; # for load detecting purposes	142	our $TICK_START; # for load detecting purposes
		143
		144	our @POST_INIT;
		145
		146	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		147	our $REALLY_UNLOOP; # never set to true, please :)
103		148
104	binmode STDOUT;	149	binmode STDOUT;
105	binmode STDERR;	150	binmode STDERR;
106		151
107	# read virtual server time, if available	152	# read virtual server time, if available
108	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	153	unless ($RUNTIME || !-e $RUNTIMEFILE) {
109	open my $fh, "<", "$LOCALDIR/runtime"	154	open my $fh, "<", $RUNTIMEFILE
110	or die "unable to read runtime file: $!";	155	or die "unable to read $RUNTIMEFILE file: $!";
111	$RUNTIME = <$fh> + 0.;	156	$RUNTIME = <$fh> + 0.;
112	}	157	}
		158
		159	eval "sub TICK() { $TICK } 1" or die;
113		160
114	mkdir $_	161	mkdir $_
115	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	162	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
116		163
117	our $EMERGENCY_POSITION;	164	our $EMERGENCY_POSITION;
118		165
119	sub cf::map::normalise;	166	sub cf::map::normalise;
		167
		168	#############################################################################
		169
		170	%REFLECT = ();
		171	for (@REFLECT) {
		172	my $reflect = JSON::XS::decode_json $_;
		173	$REFLECT{$reflect->{class}} = $reflect;
		174	}
		175
		176	# this is decidedly evil
		177	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
120		178
121	#############################################################################	179	#############################################################################
122		180
123	=head2 GLOBAL VARIABLES	181	=head2 GLOBAL VARIABLES
124		182
…		…
171	returns directly I<after> the tick processing (and consequently, can only wake one process	229	returns directly I<after> the tick processing (and consequently, can only wake one process
172	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	230	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
173		231
174	=item @cf::INVOKE_RESULTS	232	=item @cf::INVOKE_RESULTS
175		233
176	This array contains the results of the last C<invoke ()> call. When	234	This array contains the results of the last C<invoke ()> call. When
177	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	235	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
178	that call.	236	that call.
179		237
		238	=item %cf::REFLECT
		239
		240	Contains, for each (C++) class name, a hash reference with information
		241	about object members (methods, scalars, arrays and flags) and other
		242	metadata, which is useful for introspection.
		243
180	=back	244	=back
181		245
182	=cut	246	=cut
183		247
184	BEGIN {	248	$Coro::State::WARNHOOK = sub {
185	*CORE::GLOBAL::warn = sub {
186	my $msg = join "", @_;	249	my $msg = join "", @_;
187		250
188	$msg .= "\n"	251	$msg .= "\n"
189	unless $msg =~ /\n$/;	252	unless $msg =~ /\n$/;
190		253
191	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	254	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
192		255
193	LOG llevError, $msg;	256	LOG llevError, $msg;
194	};	257	};
195	}	258
		259	$Coro::State::DIEHOOK = sub {
		260	return unless $^S eq 0; # "eq", not "=="
		261
		262	warn Carp::longmess $_[0];
		263
		264	if ($Coro::current == $Coro::main) {#d#
		265	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		266	return;#d#
		267	}#d#
		268
		269	# kill coroutine otherwise
		270	Coro::terminate
		271	};
196		272
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	273	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	274	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	275	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	276	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	283	for my $pkg (qw(
208	cf::global cf::attachable	284	cf::global cf::attachable
209	cf::object cf::object::player	285	cf::object cf::object::player
210	cf::client cf::player	286	cf::client cf::player
211	cf::arch cf::living	287	cf::arch cf::living
		288	cf::map cf::mapspace
212	cf::map cf::party cf::region	289	cf::party cf::region
213	)) {	290	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	291	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	292	}
217		293
218	$EV::DIED = sub {	294	$EV::DIED = sub {
219	warn "error in event callback: @_";	295	Carp::cluck "error in event callback: @_";
220	};	296	};
221		297
222	#############################################################################	298	#############################################################################
223		299
224	=head2 UTILITY FUNCTIONS	300	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	322	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	323	$d
248	} || "[unable to dump $_[0]: '$@']";	324	} || "[unable to dump $_[0]: '$@']";
249	}	325	}
250		326
251	=item $ref = cf::from_json $json	327	=item $ref = cf::decode_json $json
252		328
253	Converts a JSON string into the corresponding perl data structure.	329	Converts a JSON string into the corresponding perl data structure.
254		330
255	=item $json = cf::to_json $ref	331	=item $json = cf::encode_json $ref
256		332
257	Converts a perl data structure into its JSON representation.	333	Converts a perl data structure into its JSON representation.
258		334
259	=cut	335	=cut
260		336
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	337	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		338
263	sub to_json ($) { $json_coder->encode ($_[0]) }	339	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	340	sub decode_json($) { $json_coder->decode ($_[0]) }
		341
		342	=item cf::post_init { BLOCK }
		343
		344	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		345	but I<before> the server starts ticking again.
		346
		347	The cdoeblock will have a single boolean argument to indicate whether this
		348	is a reload or not.
		349
		350	=cut
		351
		352	sub post_init(&) {
		353	push @POST_INIT, shift;
		354	}
265		355
266	=item cf::lock_wait $string	356	=item cf::lock_wait $string
267		357
268	Wait until the given lock is available. See cf::lock_acquire.	358	Wait until the given lock is available. See cf::lock_acquire.
269		359
270	=item my $lock = cf::lock_acquire $string	360	=item my $lock = cf::lock_acquire $string
271		361
272	Wait until the given lock is available and then acquires it and returns	362	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	363	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	364	for example when the coroutine gets canceled), the lock is automatically
275	returned.	365	returned.
276		366
277	Locks are *not* recursive, locking from the same coro twice results in a	367	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	368	deadlocked coro.
…		…
284		374
285	Return true if the lock is currently active, i.e. somebody has locked it.	375	Return true if the lock is currently active, i.e. somebody has locked it.
286		376
287	=cut	377	=cut
288		378
289	our %LOCK;	379	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		380
292	sub lock_wait($) {	381	sub lock_wait($) {
293	my ($key) = @_;	382	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	383	}
306		384
307	sub lock_acquire($) {	385	sub lock_acquire($) {
308	my ($key) = @_;	386	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	387	}
322		388
323	sub lock_active($) {	389	sub lock_active($) {
324	my ($key) = @_;	390	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	391	}
328		392
329	sub freeze_mainloop {	393	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	394	tick_inhibit_inc;
331		395
332	my $guard = Coro::guard {	396	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;
334	};
335	$TICK_WATCHER->stop;
336	$guard
337	}	397	}
338		398
339	=item cf::periodic $interval, $cb	399	=item cf::periodic $interval, $cb
340		400
341	Like EV::periodic, but randomly selects a starting point so that the actions	401	Like EV::periodic, but randomly selects a starting point so that the actions
…		…
396	}	456	}
397	}	457	}
398	};	458	};
399		459
400	sub get_slot($;$$) {	460	sub get_slot($;$$) {
		461	return if tick_inhibit || $Coro::current == $Coro::main;
		462
401	my ($time, $pri, $name) = @_;	463	my ($time, $pri, $name) = @_;
402		464
403	$time = $TICK * .6 if $time > $TICK * .6;	465	$time = $TICK * .6 if $time > $TICK * .6;
404	my $sig = new Coro::Signal;	466	my $sig = new Coro::Signal;
405		467
…		…
442	# this is the main coro, too bad, we have to block	504	# this is the main coro, too bad, we have to block
443	# till the operation succeeds, freezing the server :/	505	# till the operation succeeds, freezing the server :/
444		506
445	LOG llevError, Carp::longmess "sync job";#d#	507	LOG llevError, Carp::longmess "sync job";#d#
446		508
447	# TODO: use suspend/resume instead
448	# (but this is cancel-safe)
449	my $freeze_guard = freeze_mainloop;	509	my $freeze_guard = freeze_mainloop;
450		510
451	my $busy = 1;	511	my $busy = 1;
452	my @res;	512	my @res;
453		513
…		…
464	} else {	524	} else {
465	EV::loop EV::LOOP_ONESHOT;	525	EV::loop EV::LOOP_ONESHOT;
466	}	526	}
467	}	527	}
468		528
469	$time = EV::time - $time;	529	my $time = EV::time - $time;
470		530
471	LOG llevError | logBacktrace, Carp::longmess "long sync job"
472	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
473
474	$tick_start += $time; # do not account sync jobs to server load	531	$TICK_START += $time; # do not account sync jobs to server load
475		532
476	wantarray ? @res : $res[0]	533	wantarray ? @res : $res[0]
477	} else {	534	} else {
478	# we are in another coroutine, how wonderful, everything just works	535	# we are in another coroutine, how wonderful, everything just works
479		536
…		…
521	reset_signals;	578	reset_signals;
522	&$cb	579	&$cb
523	}, @args;	580	}, @args;
524		581
525	wantarray ? @res : $res[-1]	582	wantarray ? @res : $res[-1]
		583	}
		584
		585	=item $coin = coin_from_name $name
		586
		587	=cut
		588
		589	our %coin_alias = (
		590	"silver" => "silvercoin",
		591	"silvercoin" => "silvercoin",
		592	"silvercoins" => "silvercoin",
		593	"gold" => "goldcoin",
		594	"goldcoin" => "goldcoin",
		595	"goldcoins" => "goldcoin",
		596	"platinum" => "platinacoin",
		597	"platinumcoin" => "platinacoin",
		598	"platinumcoins" => "platinacoin",
		599	"platina" => "platinacoin",
		600	"platinacoin" => "platinacoin",
		601	"platinacoins" => "platinacoin",
		602	"royalty" => "royalty",
		603	"royalties" => "royalty",
		604	);
		605
		606	sub coin_from_name($) {
		607	$coin_alias{$_[0]}
		608	? cf::arch::find $coin_alias{$_[0]}
		609	: undef
526	}	610	}
527		611
528	=item $value = cf::db_get $family => $key	612	=item $value = cf::db_get $family => $key
529		613
530	Returns a single value from the environment database.	614	Returns a single value from the environment database.
…		…
669		753
670	#############################################################################	754	#############################################################################
671		755
672	=head2 ATTACHABLE OBJECTS	756	=head2 ATTACHABLE OBJECTS
673		757
674	Many objects in crossfire are so-called attachable objects. That means you can	758	Many objects in deliantra are so-called attachable objects. That means you can
675	attach callbacks/event handlers (a collection of which is called an "attachment")	759	attach callbacks/event handlers (a collection of which is called an "attachment")
676	to it. All such attachable objects support the following methods.	760	to it. All such attachable objects support the following methods.
677		761
678	In the following description, CLASS can be any of C<global>, C<object>	762	In the following description, CLASS can be any of C<global>, C<object>
679	C<player>, C<client> or C<map> (i.e. the attachable objects in	763	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
729	=item cf::CLASS::attachment $name, ...	813	=item cf::CLASS::attachment $name, ...
730		814
731	Register an attachment by C<$name> through which attachable objects of the	815	Register an attachment by C<$name> through which attachable objects of the
732	given CLASS can refer to this attachment.	816	given CLASS can refer to this attachment.
733		817
734	Some classes such as crossfire maps and objects can specify attachments	818	Some classes such as deliantra maps and objects can specify attachments
735	that are attached at load/instantiate time, thus the need for a name.	819	that are attached at load/instantiate time, thus the need for a name.
736		820
737	These calls expect any number of the following handler/hook descriptions:	821	These calls expect any number of the following handler/hook descriptions:
738		822
739	=over 4	823	=over 4
…		…
967	}	1051	}
968		1052
969	0	1053	0
970	}	1054	}
971		1055
972	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1056	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
973		1057
974	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1058	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
975		1059
976	Generate an object-specific event with the given arguments.	1060	Generate an object-specific event with the given arguments.
977		1061
…		…
1030		1114
1031	sub reattach {	1115	sub reattach {
1032	# basically do the same as instantiate, without calling instantiate	1116	# basically do the same as instantiate, without calling instantiate
1033	my ($obj) = @_;	1117	my ($obj) = @_;
1034		1118
		1119	# no longer needed after getting rid of delete_package?
1035	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1120	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1036		1121
1037	my $registry = $obj->registry;	1122	my $registry = $obj->registry;
1038		1123
1039	@$registry = ();	1124	@$registry = ();
1040		1125
…		…
1055	cf::attachable->attach (	1140	cf::attachable->attach (
1056	prio => -1000000,	1141	prio => -1000000,
1057	on_instantiate => sub {	1142	on_instantiate => sub {
1058	my ($obj, $data) = @_;	1143	my ($obj, $data) = @_;
1059		1144
1060	$data = from_json $data;	1145	$data = decode_json $data;
1061		1146
1062	for (@$data) {	1147	for (@$data) {
1063	my ($name, $args) = @$_;	1148	my ($name, $args) = @$_;
1064		1149
1065	$obj->attach ($name, %{$args || {} });	1150	$obj->attach ($name, %{$args || {} });
…		…
1086	utf8::decode (my $decname = $filename);	1171	utf8::decode (my $decname = $filename);
1087	warn sprintf "saving %s (%d,%d)\n",	1172	warn sprintf "saving %s (%d,%d)\n",
1088	$decname, length $$rdata, scalar @$objs;	1173	$decname, length $$rdata, scalar @$objs;
1089		1174
1090	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1091	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1092	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1177	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1093	aio_fsync $fh if $cf::USE_FSYNC;	1178	if ($cf::USE_FSYNC) {
		1179	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1180	aio_fsync $fh;
		1181	}
1094	close $fh;	1182	aio_close $fh;
1095		1183
1096	if (@$objs) {	1184	if (@$objs) {
1097	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1185	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1186	aio_chmod $fh, SAVE_MODE;
1099	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1187	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1100	aio_write $fh, 0, (length $data), $data, 0;	1188	aio_write $fh, 0, (length $data), $data, 0;
1101	aio_fsync $fh if $cf::USE_FSYNC;	1189	if ($cf::USE_FSYNC) {
		1190	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1191	aio_fsync $fh;
		1192	}
1102	close $fh;	1193	aio_close $fh;
1103	aio_rename "$filename.pst~", "$filename.pst";	1194	aio_rename "$filename.pst~", "$filename.pst";
1104	}	1195	}
1105	} else {	1196	} else {
1106	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1107	}	1198	}
1108		1199
1109	aio_rename "$filename~", $filename;	1200	aio_rename "$filename~", $filename;
		1201
		1202	$filename =~ s%/[^/]+$%%;
		1203	aio_pathsync $filename if $cf::USE_FSYNC;
1110	} else {	1204	} else {
1111	warn "FATAL: $filename~: $!\n";	1205	warn "unable to save objects: $filename~: $!\n";
1112	}	1206	}
1113	} else {	1207	} else {
1114	aio_unlink $filename;	1208	aio_unlink $filename;
1115	aio_unlink "$filename.pst";	1209	aio_unlink "$filename.pst";
1116	}	1210	}
…		…
1207	my ($name, $cb) = @_;	1301	my ($name, $cb) = @_;
1208		1302
1209	$EXTICMD{$name} = $cb;	1303	$EXTICMD{$name} = $cb;
1210	}	1304	}
1211		1305
		1306	use File::Glob ();
		1307
1212	cf::player->attach (	1308	cf::player->attach (
1213	on_command => sub {	1309	on_command => sub {
1214	my ($pl, $name, $params) = @_;	1310	my ($pl, $name, $params) = @_;
1215		1311
1216	my $cb = $COMMAND{$name}	1312	my $cb = $COMMAND{$name}
…		…
1248		1344
1249	cf::override;	1345	cf::override;
1250	},	1346	},
1251	);	1347	);
1252		1348
		1349	# "readahead" all extensions
		1350	sub cache_extensions {
		1351	my $grp = IO::AIO::aio_group;
		1352
		1353	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1354	for (grep /\.ext$/, @{$_[0]}) {
		1355	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1356	}
		1357	};
		1358
		1359	$grp
		1360	}
		1361
1253	sub load_extensions {	1362	sub load_extensions {
1254	cf::sync_job {	1363	cf::sync_job {
1255	my %todo;	1364	my %todo;
1256		1365
1257	for my $path (<$LIBDIR/*.ext>) {	1366	for my $path (<$LIBDIR/*.ext>) {
…		…
1276		1385
1277	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1386	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1278	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1387	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1279		1388
1280	$ext{source} =	1389	$ext{source} =
1281	"package $pkg; use strict; use utf8;\n"	1390	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1282	. "#line 1 \"$path\"\n{\n"	1391	. "#line 1 \"$path\"\n{\n"
1283	. $source	1392	. $source
1284	. "\n};\n1";	1393	. "\n};\n1";
1285		1394
1286	$todo{$base} = \%ext;	1395	$todo{$base} = \%ext;
…		…
1302	my $msg = $@ ? "$v->{path}: $@\n"	1411	my $msg = $@ ? "$v->{path}: $@\n"
1303	: "$v->{base}: extension inactive.\n";	1412	: "$v->{base}: extension inactive.\n";
1304		1413
1305	if (exists $v->{meta}{mandatory}) {	1414	if (exists $v->{meta}{mandatory}) {
1306	warn $msg;	1415	warn $msg;
1307	warn "mandatory extension failed to load, exiting.\n";	1416	cf::cleanup "mandatory extension failed to load, exiting.";
1308	exit 1;
1309	}	1417	}
1310		1418
1311	warn $msg;	1419	warn $msg;
1312	}	1420	}
1313		1421
…		…
1327		1435
1328	=back	1436	=back
1329		1437
1330	=head2 CORE EXTENSIONS	1438	=head2 CORE EXTENSIONS
1331		1439
1332	Functions and methods that extend core crossfire objects.	1440	Functions and methods that extend core deliantra objects.
1333		1441
1334	=cut	1442	=cut
1335		1443
1336	package cf::player;	1444	package cf::player;
1337		1445
…		…
1380		1488
1381	sub exists($) {	1489	sub exists($) {
1382	my ($login) = @_;	1490	my ($login) = @_;
1383		1491
1384	$cf::PLAYER{$login}	1492	$cf::PLAYER{$login}
1385	or cf::sync_job { !aio_stat path $login }	1493	or !aio_stat path $login
1386	}	1494	}
1387		1495
1388	sub find($) {	1496	sub find($) {
1389	return $cf::PLAYER{$_[0]} || do {	1497	return $cf::PLAYER{$_[0]} || do {
1390	my $login = $_[0];	1498	my $login = $_[0];
…		…
1402	my $f = new_from_file cf::object::thawer path $login	1510	my $f = new_from_file cf::object::thawer path $login
1403	or return;	1511	or return;
1404		1512
1405	my $pl = cf::player::load_pl $f	1513	my $pl = cf::player::load_pl $f
1406	or return;	1514	or return;
		1515
1407	local $cf::PLAYER_LOADING{$login} = $pl;	1516	local $cf::PLAYER_LOADING{$login} = $pl;
1408	$f->resolve_delayed_derefs;	1517	$f->resolve_delayed_derefs;
1409	$cf::PLAYER{$login} = $pl	1518	$cf::PLAYER{$login} = $pl
1410	}	1519	}
1411	}	1520	}
…		…
1421		1530
1422	return if $pl->{deny_save};	1531	return if $pl->{deny_save};
1423		1532
1424	aio_mkdir playerdir $pl, 0770;	1533	aio_mkdir playerdir $pl, 0770;
1425	$pl->{last_save} = $cf::RUNTIME;	1534	$pl->{last_save} = $cf::RUNTIME;
		1535
		1536	cf::get_slot 0.01;
1426		1537
1427	$pl->save_pl ($path);	1538	$pl->save_pl ($path);
1428	cf::cede_to_tick;	1539	cf::cede_to_tick;
1429	}	1540	}
1430		1541
…		…
1462	my ($pl) = @_;	1573	my ($pl) = @_;
1463		1574
1464	my $name = $pl->ob->name;	1575	my $name = $pl->ob->name;
1465		1576
1466	$pl->{deny_save} = 1;	1577	$pl->{deny_save} = 1;
1467	$pl->password ("*"); # this should lock out the player until we nuked the dir	1578	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1468		1579
1469	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1580	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1470	$pl->deactivate;	1581	$pl->deactivate;
		1582	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1583	$pl->ob->check_score;
1471	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1584	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1472	$pl->ns->destroy if $pl->ns;	1585	$pl->ns->destroy if $pl->ns;
1473		1586
1474	my $path = playerdir $pl;	1587	my $path = playerdir $pl;
1475	my $temp = "$path~$cf::RUNTIME~deleting~";	1588	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1514		1627
1515	for my $login (@$dirs) {	1628	for my $login (@$dirs) {
1516	my $path = path $login;	1629	my $path = path $login;
1517		1630
1518	# a .pst is a dead give-away for a valid player	1631	# a .pst is a dead give-away for a valid player
1519	unless (-e "$path.pst") {	1632	# if no pst file found, open and chekc for blocked users
		1633	if (aio_stat "$path.pst") {
1520	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1634	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1521	aio_read $fh, 0, 512, my $buf, 0 or next;	1635	aio_read $fh, 0, 512, my $buf, 0 or next;
1522	$buf !~ /^password -------------$/m or next; # official not-valid tag	1636	$buf !~ /^password -------------$/m or next; # official not-valid tag
1523	}	1637	}
1524		1638
…		…
1555	}	1669	}
1556		1670
1557	\@paths	1671	\@paths
1558	}	1672	}
1559		1673
1560	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1674	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1561		1675
1562	Expand crossfire pod fragments into protocol xml.	1676	Expand deliantra pod fragments into protocol xml.
1563
1564	=cut
1565
1566	use re 'eval';
1567
1568	my $group;
1569	my $interior; $interior = qr{
1570	# match a pod interior sequence sans C<< >>
1571	(?:
1572	\ (.*?)\ (?{ $group = $^N })
1573	| < (??{$interior}) >
1574	)
1575	}x;
1576
1577	sub expand_cfpod {
1578	my ($self, $pod) = @_;
1579
1580	my $xml;
1581
1582	while () {
1583	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1584	$group = $1;
1585
1586	$group =~ s/&/&amp;/g;
1587	$group =~ s/</&lt;/g;
1588
1589	$xml .= $group;
1590	} elsif ($pod =~ m%\G
1591	([BCGHITU])
1592	<
1593	(?:
1594	([^<>]*) (?{ $group = $^N })
1595	| < $interior >
1596	)
1597	>
1598	%gcsx
1599	) {
1600	my ($code, $data) = ($1, $group);
1601
1602	if ($code eq "B") {
1603	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1604	} elsif ($code eq "I") {
1605	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1606	} elsif ($code eq "U") {
1607	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1608	} elsif ($code eq "C") {
1609	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1610	} elsif ($code eq "T") {
1611	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1612	} elsif ($code eq "G") {
1613	my ($male, $female) = split /\|/, $data;
1614	$data = $self->gender ? $female : $male;
1615	$xml .= expand_cfpod ($self, $data);
1616	} elsif ($code eq "H") {
1617	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1618	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1619	"")
1620	[$self->{hintmode}];
1621	} else {
1622	$xml .= "error processing '$code($data)' directive";
1623	}
1624	} else {
1625	if ($pod =~ /\G(.+)/) {
1626	warn "parse error while expanding $pod (at $1)";
1627	}
1628	last;
1629	}
1630	}
1631
1632	for ($xml) {
1633	# create single paragraphs (very hackish)
1634	s/(?<=\S)\n(?=\w)/ /g;
1635
1636	# compress some whitespace
1637	s/\s+\n/\n/g; # ws line-ends
1638	s/\n\n+/\n/g; # double lines
1639	s/^\n+//; # beginning lines
1640	s/\n+$//; # ending lines
1641	}
1642
1643	$xml
1644	}
1645
1646	no re 'eval';
1647
1648	sub hintmode {
1649	$_[0]{hintmode} = $_[1] if @_ > 1;
1650	$_[0]{hintmode}
1651	}
1652		1677
1653	=item $player->ext_reply ($msgid, @msg)	1678	=item $player->ext_reply ($msgid, @msg)
1654		1679
1655	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1656		1681
…		…
1723	our $MAX_RESET = 3600;	1748	our $MAX_RESET = 3600;
1724	our $DEFAULT_RESET = 3000;	1749	our $DEFAULT_RESET = 3000;
1725		1750
1726	sub generate_random_map {	1751	sub generate_random_map {
1727	my ($self, $rmp) = @_;	1752	my ($self, $rmp) = @_;
		1753
		1754	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1755
1728	# mit "rum" bekleckern, nicht	1756	# mit "rum" bekleckern, nicht
1729	$self->_create_random_map (	1757	$self->_create_random_map (
1730	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1758	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1731	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1759	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1732	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1760	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1854		1882
1855	# the temporary/swap location	1883	# the temporary/swap location
1856	sub save_path {	1884	sub save_path {
1857	my ($self) = @_;	1885	my ($self) = @_;
1858		1886
1859	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1887	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1860	"$TMPDIR/$path.map"	1888	"$TMPDIR/$path.map"
1861	}	1889	}
1862		1890
1863	# the unique path, undef == no special unique path	1891	# the unique path, undef == no special unique path
1864	sub uniq_path {	1892	sub uniq_path {
1865	my ($self) = @_;	1893	my ($self) = @_;
1866		1894
1867	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1895	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1868	"$UNIQUEDIR/$path"	1896	"$UNIQUEDIR/$path"
1869	}
1870
1871	# and all this just because we cannot iterate over
1872	# all maps in C++...
1873	sub change_all_map_light {
1874	my ($change) = @_;
1875
1876	$_->change_map_light ($change)
1877	for grep $_->outdoor, values %cf::MAP;
1878	}	1897	}
1879		1898
1880	sub decay_objects {	1899	sub decay_objects {
1881	my ($self) = @_;	1900	my ($self) = @_;
1882		1901
…		…
1966	sub find {	1985	sub find {
1967	my ($path, $origin) = @_;	1986	my ($path, $origin) = @_;
1968		1987
1969	$path = normalise $path, $origin && $origin->path;	1988	$path = normalise $path, $origin && $origin->path;
1970		1989
1971	cf::lock_wait "map_data:$path";#d#remove	1990	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1972	cf::lock_wait "map_find:$path";	1991	my $guard2 = cf::lock_acquire "map_find:$path";
1973		1992
1974	$cf::MAP{$path} || do {	1993	$cf::MAP{$path} || do {
1975	my $guard1 = cf::lock_acquire "map_find:$path";
1976	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1977
1978	my $map = new_from_path cf::map $path	1994	my $map = new_from_path cf::map $path
1979	or return;	1995	or return;
1980		1996
1981	$map->{last_save} = $cf::RUNTIME;	1997	$map->{last_save} = $cf::RUNTIME;
1982		1998
…		…
1984	or return;	2000	or return;
1985		2001
1986	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2002	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1987	# doing this can freeze the server in a sync job, obviously	2003	# doing this can freeze the server in a sync job, obviously
1988	#$cf::WAIT_FOR_TICK->wait;	2004	#$cf::WAIT_FOR_TICK->wait;
		2005	undef $guard2;
1989	undef $guard1;	2006	undef $guard1;
1990	undef $guard2;
1991	$map->reset;	2007	$map->reset;
1992	return find $path;	2008	return find $path;
1993	}	2009	}
1994		2010
1995	$cf::MAP{$path} = $map	2011	$cf::MAP{$path} = $map
…		…
2022	my $f = new_from_file cf::object::thawer $self->{load_path};	2038	my $f = new_from_file cf::object::thawer $self->{load_path};
2023	$f->skip_block;	2039	$f->skip_block;
2024	$self->_load_objects ($f)	2040	$self->_load_objects ($f)
2025	or return;	2041	or return;
2026		2042
2027	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2043	$self->post_load_original
2028	if delete $self->{load_original};	2044	if delete $self->{load_original};
2029		2045
2030	if (my $uniq = $self->uniq_path) {	2046	if (my $uniq = $self->uniq_path) {
2031	utf8::encode $uniq;	2047	utf8::encode $uniq;
2032	unless (aio_stat $uniq) {	2048	unless (aio_stat $uniq) {
…		…
2050	unless ($self->{deny_activate}) {	2066	unless ($self->{deny_activate}) {
2051	$self->decay_objects;	2067	$self->decay_objects;
2052	$self->fix_auto_apply;	2068	$self->fix_auto_apply;
2053	$self->update_buttons;	2069	$self->update_buttons;
2054	cf::cede_to_tick;	2070	cf::cede_to_tick;
2055	$self->set_darkness_map;
2056	cf::cede_to_tick;
2057	$self->activate;	2071	$self->activate;
2058	}	2072	}
2059		2073
2060	$self->{last_save} = $cf::RUNTIME;	2074	$self->{last_save} = $cf::RUNTIME;
2061	$self->last_access ($cf::RUNTIME);	2075	$self->last_access ($cf::RUNTIME);
2062		2076
2063	$self->in_memory (cf::MAP_IN_MEMORY);	2077	$self->in_memory (cf::MAP_ACTIVE);
2064	}	2078	}
2065		2079
2066	$self->post_load;	2080	$self->post_load;
2067	}	2081	}
2068		2082
…		…
2126	my ($path, $origin, $load) = @_;	2140	my ($path, $origin, $load) = @_;
2127		2141
2128	$path = normalise $path, $origin && $origin->{path};	2142	$path = normalise $path, $origin && $origin->{path};
2129		2143
2130	if (my $map = $cf::MAP{$path}) {	2144	if (my $map = $cf::MAP{$path}) {
2131	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2145	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2132	}	2146	}
2133		2147
2134	$MAP_PREFETCH{$path} |= $load;	2148	$MAP_PREFETCH{$path} |= $load;
2135		2149
2136	$MAP_PREFETCHER ||= cf::async {	2150	$MAP_PREFETCHER ||= cf::async {
…		…
2173	cf::async {	2187	cf::async {
2174	$Coro::current->{desc} = "map player save";	2188	$Coro::current->{desc} = "map player save";
2175	$_->contr->save for $self->players;	2189	$_->contr->save for $self->players;
2176	};	2190	};
2177		2191
		2192	cf::get_slot 0.02;
		2193
2178	if ($uniq) {	2194	if ($uniq) {
2179	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2195	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2180	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2196	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2181	} else {	2197	} else {
2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2198	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
…		…
2190	$self->save;	2206	$self->save;
2191		2207
2192	my $lock = cf::lock_acquire "map_data:$self->{path}";	2208	my $lock = cf::lock_acquire "map_data:$self->{path}";
2193		2209
2194	return if $self->players;	2210	return if $self->players;
2195	return if $self->in_memory != cf::MAP_IN_MEMORY;	2211	return if $self->in_memory != cf::MAP_ACTIVE;
2196	return if $self->{deny_save};	2212	return if $self->{deny_save};
2197		2213
2198	$self->in_memory (cf::MAP_SWAPPED);	2214	$self->in_memory (cf::MAP_SWAPPED);
2199		2215
2200	$self->deactivate;	2216	$self->deactivate;
…		…
2225		2241
2226	my $lock = cf::lock_acquire "map_data:$self->{path}";	2242	my $lock = cf::lock_acquire "map_data:$self->{path}";
2227		2243
2228	return if $self->players;	2244	return if $self->players;
2229		2245
2230	warn "resetting map ", $self->path;	2246	warn "resetting map ", $self->path, "\n";
2231		2247
2232	$self->in_memory (cf::MAP_SWAPPED);	2248	$self->in_memory (cf::MAP_SWAPPED);
2233		2249
2234	# need to save uniques path	2250	# need to save uniques path
2235	unless ($self->{deny_save}) {	2251	unless ($self->{deny_save}) {
…		…
2318		2334
2319	sub unique_maps() {	2335	sub unique_maps() {
2320	[	2336	[
2321	map {	2337	map {
2322	utf8::decode $_;	2338	utf8::decode $_;
2323	/\.map$/	2339	s/\.map$//; # TODO future compatibility hack
		2340	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2341	? ()
2324	? normalise $_	2342	: normalise $_
2325	: ()
2326	} @{ aio_readdir $UNIQUEDIR or [] }	2343	} @{ aio_readdir $UNIQUEDIR or [] }
2327	]	2344	]
2328	}	2345	}
2329		2346
2330	package cf;	2347	=item cf::map::static_maps
		2348
		2349	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2350	file in the shared directory excluding F</styles> and F</editor>). May
		2351	block.
		2352
		2353	=cut
		2354
		2355	sub static_maps() {
		2356	my @dirs = "";
		2357	my @maps;
		2358
		2359	while (@dirs) {
		2360	my $dir = shift @dirs;
		2361
		2362	next if $dir eq "/styles" || $dir eq "/editor";
		2363
		2364	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2365	or return;
		2366
		2367	for (@$files) {
		2368	s/\.map$// or next;
		2369	utf8::decode $_;
		2370	push @maps, "$dir/$_";
		2371	}
		2372
		2373	push @dirs, map "$dir/$_", @$dirs;
		2374	}
		2375
		2376	\@maps
		2377	}
2331		2378
2332	=back	2379	=back
2333		2380
2334	=head3 cf::object	2381	=head3 cf::object
2335		2382
…		…
2339		2386
2340	=over 4	2387	=over 4
2341		2388
2342	=item $ob->inv_recursive	2389	=item $ob->inv_recursive
2343		2390
2344	Returns the inventory of the object _and_ their inventories, recursively.	2391	Returns the inventory of the object I<and> their inventories, recursively,
		2392	but I<not> the object itself.
2345		2393
2346	=cut	2394	=cut
2347		2395
2348	sub inv_recursive_;	2396	sub inv_recursive_;
2349	sub inv_recursive_ {	2397	sub inv_recursive_ {
…		…
2354	inv_recursive_ inv $_[0]	2402	inv_recursive_ inv $_[0]
2355	}	2403	}
2356		2404
2357	=item $ref = $ob->ref	2405	=item $ref = $ob->ref
2358		2406
2359	creates and returns a persistent reference to an objetc that can be stored as a string.	2407	Creates and returns a persistent reference to an object that can be stored as a string.
2360		2408
2361	=item $ob = cf::object::deref ($refstring)	2409	=item $ob = cf::object::deref ($refstring)
2362		2410
2363	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2411	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2364	even if the object actually exists. May block.	2412	even if the object actually exists. May block.
…		…
2396	can be C<undef>. Does the right thing when the player is currently in a	2444	can be C<undef>. Does the right thing when the player is currently in a
2397	dialogue with the given NPC character.	2445	dialogue with the given NPC character.
2398		2446
2399	=cut	2447	=cut
2400		2448
		2449	our $SAY_CHANNEL = {
		2450	id => "say",
		2451	title => "Map",
		2452	reply => "say ",
		2453	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2454	};
		2455
		2456	our $CHAT_CHANNEL = {
		2457	id => "chat",
		2458	title => "Chat",
		2459	reply => "chat ",
		2460	tooltip => "Player chat and shouts, global to the server.",
		2461	};
		2462
2401	# rough implementation of a future "reply" method that works	2463	# rough implementation of a future "reply" method that works
2402	# with dialog boxes.	2464	# with dialog boxes.
2403	#TODO: the first argument must go, split into a $npc->reply_to ( method	2465	#TODO: the first argument must go, split into a $npc->reply_to ( method
2404	sub cf::object::player::reply($$$;$) {	2466	sub cf::object::player::reply($$$;$) {
2405	my ($self, $npc, $msg, $flags) = @_;	2467	my ($self, $npc, $msg, $flags) = @_;
…		…
2416	my $dialog = $pl->{npc_dialog};	2478	my $dialog = $pl->{npc_dialog};
2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2479	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2418		2480
2419	} else {	2481	} else {
2420	$msg = $npc->name . " says: $msg" if $npc;	2482	$msg = $npc->name . " says: $msg" if $npc;
2421	$self->message ($msg, $flags);	2483	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2422	}	2484	}
2423	}	2485	}
2424	}	2486	}
2425		2487
2426	=item $object->send_msg ($channel, $msg, $color, [extra...])	2488	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2451		2513
2452	=item $player_object->enter_link	2514	=item $player_object->enter_link
2453		2515
2454	Freezes the player and moves him/her to a special map (C<{link}>).	2516	Freezes the player and moves him/her to a special map (C<{link}>).
2455		2517
2456	The player should be reasonably safe there for short amounts of time. You	2518	The player should be reasonably safe there for short amounts of time (e.g.
2457	I<MUST> call C<leave_link> as soon as possible, though.	2519	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2520	though, as the palyer cannot control the character while it is on the link
		2521	map.
2458		2522
2459	Will never block.	2523	Will never block.
2460		2524
2461	=item $player_object->leave_link ($map, $x, $y)	2525	=item $player_object->leave_link ($map, $x, $y)
2462		2526
…		…
2514	($x, $y) = (-1, -1)	2578	($x, $y) = (-1, -1)
2515	unless (defined $x) && (defined $y);	2579	unless (defined $x) && (defined $y);
2516		2580
2517	# use -1 or undef as default coordinates, not 0, 0	2581	# use -1 or undef as default coordinates, not 0, 0
2518	($x, $y) = ($map->enter_x, $map->enter_y)	2582	($x, $y) = ($map->enter_x, $map->enter_y)
2519	if $x <=0 && $y <= 0;	2583	if $x <= 0 && $y <= 0;
2520		2584
2521	$map->load;	2585	$map->load;
2522	$map->load_neighbours;	2586	$map->load_neighbours;
2523		2587
2524	return unless $self->contr->active;	2588	return unless $self->contr->active;
2525	$self->activate_recursive;
2526		2589
2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2590	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2528	$self->enter_map ($map, $x, $y);	2591	$self->enter_map ($map, $x, $y);
		2592
		2593	# only activate afterwards, to support waiting in hooks
		2594	$self->activate_recursive;
2529	}	2595	}
2530		2596
2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2597	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2532		2598
2533	Moves the player to the given map-path and coordinates by first freezing	2599	Moves the player to the given map-path and coordinates by first freezing
2534	her, loading and preparing them map, calling the provided $check callback	2600	her, loading and preparing them map, calling the provided $check callback
2535	that has to return the map if sucecssful, and then unfreezes the player on	2601	that has to return the map if sucecssful, and then unfreezes the player on
2536	the new (success) or old (failed) map position. In either case, $done will	2602	the new (success) or old (failed) map position. In either case, $done will
2537	be called at the end of this process.	2603	be called at the end of this process.
		2604
		2605	Note that $check will be called with a potentially non-loaded map, so if
		2606	it needs a loaded map it has to call C<< ->load >>.
2538		2607
2539	=cut	2608	=cut
2540		2609
2541	our $GOTOGEN;	2610	our $GOTOGEN;
2542		2611
…		…
2621	}	2690	}
2622		2691
2623	sub prepare_random_map {	2692	sub prepare_random_map {
2624	my ($exit) = @_;	2693	my ($exit) = @_;
2625		2694
2626	my $guard = cf::lock_acquire "exit_prepare:$exit";
2627
2628	# all this does is basically replace the /! path by	2695	# all this does is basically replace the /! path by
2629	# a new random map path (?random/...) with a seed	2696	# a new random map path (?random/...) with a seed
2630	# that depends on the exit object	2697	# that depends on the exit object
2631		2698
2632	my $rmp = parse_random_map_params $exit->msg;	2699	my $rmp = parse_random_map_params $exit->msg;
…		…
2634	if ($exit->map) {	2701	if ($exit->map) {
2635	$rmp->{region} = $exit->region->name;	2702	$rmp->{region} = $exit->region->name;
2636	$rmp->{origin_map} = $exit->map->path;	2703	$rmp->{origin_map} = $exit->map->path;
2637	$rmp->{origin_x} = $exit->x;	2704	$rmp->{origin_x} = $exit->x;
2638	$rmp->{origin_y} = $exit->y;	2705	$rmp->{origin_y} = $exit->y;
		2706
		2707	$exit->map->touch;
2639	}	2708	}
2640		2709
2641	$rmp->{random_seed} ||= $exit->random_seed;	2710	$rmp->{random_seed} ||= $exit->random_seed;
2642		2711
2643	my $data = cf::to_json $rmp;	2712	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2644	my $md5 = Digest::MD5::md5_hex $data;	2713	my $md5 = Digest::MD5::md5_hex $data;
2645	my $meta = "$RANDOMDIR/$md5.meta";	2714	my $meta = "$RANDOMDIR/$md5.meta";
2646		2715
2647	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2716	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2648	aio_write $fh, 0, (length $data), $data, 0;	2717	aio_write $fh, 0, (length $data), $data, 0;
2649	undef $fh;	2718	undef $fh;
2650	aio_rename "$meta~", $meta;	2719	aio_rename "$meta~", $meta;
2651		2720
		2721	my $slaying = "?random/$md5";
		2722
		2723	if ($exit->valid) {
2652	$exit->slaying ("?random/$md5");	2724	$exit->slaying ("?random/$md5");
2653	$exit->msg (undef);	2725	$exit->msg (undef);
		2726	}
2654	}	2727	}
2655	}	2728	}
2656		2729
2657	sub cf::object::player::enter_exit {	2730	sub cf::object::player::enter_exit {
2658	my ($self, $exit) = @_;	2731	my ($self, $exit) = @_;
2659		2732
2660	return unless $self->type == cf::PLAYER;	2733	return unless $self->type == cf::PLAYER;
2661		2734
2662	if ($exit->slaying eq "/!") {
2663	#TODO: this should de-fi-ni-te-ly not be a sync-job
2664	# the problem is that $exit might not survive long enough
2665	# so it needs to be done right now, right here
2666	cf::sync_job { prepare_random_map $exit };
2667	}
2668
2669	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2670	my $hp = $exit->stats->hp;
2671	my $sp = $exit->stats->sp;
2672
2673	$self->enter_link;	2735	$self->enter_link;
2674		2736
2675	# if exit is damned, update players death & WoR home-position
2676	$self->contr->savebed ($slaying, $hp, $sp)
2677	if $exit->flag (FLAG_DAMNED);
2678
2679	(async {	2737	(async {
2680	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2738	$Coro::current->{desc} = "enter_exit";
2681		2739
2682	$self->deactivate_recursive; # just to be sure
2683	unless (eval {	2740	unless (eval {
		2741	$self->deactivate_recursive; # just to be sure
		2742
		2743	# random map handling
		2744	{
		2745	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2746
		2747	prepare_random_map $exit
		2748	if $exit->slaying eq "/!";
		2749	}
		2750
		2751	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2752	my $x = $exit->stats->hp;
		2753	my $y = $exit->stats->sp;
		2754
2684	$self->goto ($slaying, $hp, $sp);	2755	$self->goto ($map, $x, $y);
2685		2756
		2757	# if exit is damned, update players death & WoR home-position
		2758	$self->contr->savebed ($map, $x, $y)
		2759	if $exit->flag (cf::FLAG_DAMNED);
		2760
2686	1;	2761	1
2687	}) {	2762	}) {
2688	$self->message ("Something went wrong deep within the crossfire server. "	2763	$self->message ("Something went wrong deep within the deliantra server. "
2689	. "I'll try to bring you back to the map you were before. "	2764	. "I'll try to bring you back to the map you were before. "
2690	. "Please report this to the dungeon master!",	2765	. "Please report this to the dungeon master!",
2691	cf::NDI_UNIQUE | cf::NDI_RED);	2766	cf::NDI_UNIQUE | cf::NDI_RED);
2692		2767
2693	warn "ERROR in enter_exit: $@";	2768	warn "ERROR in enter_exit: $@";
…		…
2723		2798
2724	=cut	2799	=cut
2725		2800
2726	# non-persistent channels (usually the info channel)	2801	# non-persistent channels (usually the info channel)
2727	our %CHANNEL = (	2802	our %CHANNEL = (
		2803	"c/motd" => {
		2804	id => "infobox",
		2805	title => "MOTD",
		2806	reply => undef,
		2807	tooltip => "The message of the day",
		2808	},
2728	"c/identify" => {	2809	"c/identify" => {
2729	id => "infobox",	2810	id => "infobox",
2730	title => "Identify",	2811	title => "Identify",
2731	reply => undef,	2812	reply => undef,
2732	tooltip => "Items recently identified",	2813	tooltip => "Items recently identified",
…		…
2734	"c/examine" => {	2815	"c/examine" => {
2735	id => "infobox",	2816	id => "infobox",
2736	title => "Examine",	2817	title => "Examine",
2737	reply => undef,	2818	reply => undef,
2738	tooltip => "Signs and other items you examined",	2819	tooltip => "Signs and other items you examined",
		2820	},
		2821	"c/shopinfo" => {
		2822	id => "infobox",
		2823	title => "Shop Info",
		2824	reply => undef,
		2825	tooltip => "What your bargaining skill tells you about the shop",
2739	},	2826	},
2740	"c/book" => {	2827	"c/book" => {
2741	id => "infobox",	2828	id => "infobox",
2742	title => "Book",	2829	title => "Book",
2743	reply => undef,	2830	reply => undef,
…		…
2759	id => "infobox",	2846	id => "infobox",
2760	title => "Body Parts",	2847	title => "Body Parts",
2761	reply => undef,	2848	reply => undef,
2762	tooltip => "Shows which body parts you posess and are available",	2849	tooltip => "Shows which body parts you posess and are available",
2763	},	2850	},
		2851	"c/statistics" => {
		2852	id => "infobox",
		2853	title => "Statistics",
		2854	reply => undef,
		2855	tooltip => "Shows your primary statistics",
		2856	},
		2857	"c/skills" => {
		2858	id => "infobox",
		2859	title => "Skills",
		2860	reply => undef,
		2861	tooltip => "Shows your experience per skill and item power",
		2862	},
		2863	"c/shopitems" => {
		2864	id => "infobox",
		2865	title => "Shop Items",
		2866	reply => undef,
		2867	tooltip => "Shows the items currently for sale in this shop",
		2868	},
		2869	"c/resistances" => {
		2870	id => "infobox",
		2871	title => "Resistances",
		2872	reply => undef,
		2873	tooltip => "Shows your resistances",
		2874	},
		2875	"c/pets" => {
		2876	id => "infobox",
		2877	title => "Pets",
		2878	reply => undef,
		2879	tooltip => "Shows information abotu your pets/a specific pet",
		2880	},
		2881	"c/perceiveself" => {
		2882	id => "infobox",
		2883	title => "Perceive Self",
		2884	reply => undef,
		2885	tooltip => "You gained detailed knowledge about yourself",
		2886	},
2764	"c/uptime" => {	2887	"c/uptime" => {
2765	id => "infobox",	2888	id => "infobox",
2766	title => "Uptime",	2889	title => "Uptime",
2767	reply => undef,	2890	reply => undef,
2768	tooltip => "How long the server has been running since last restart",	2891	tooltip => "How long the server has been running since last restart",
…		…
2771	id => "infobox",	2894	id => "infobox",
2772	title => "Map Info",	2895	title => "Map Info",
2773	reply => undef,	2896	reply => undef,
2774	tooltip => "Information related to the maps",	2897	tooltip => "Information related to the maps",
2775	},	2898	},
		2899	"c/party" => {
		2900	id => "party",
		2901	title => "Party",
		2902	reply => "gsay ",
		2903	tooltip => "Messages and chat related to your party",
		2904	},
		2905	"c/death" => {
		2906	id => "death",
		2907	title => "Death",
		2908	reply => undef,
		2909	tooltip => "Reason for and more info about your most recent death",
		2910	},
		2911	"c/say" => $SAY_CHANNEL,
		2912	"c/chat" => $CHAT_CHANNEL,
2776	);	2913	);
2777		2914
2778	sub cf::client::send_msg {	2915	sub cf::client::send_msg {
2779	my ($self, $channel, $msg, $color, @extra) = @_;	2916	my ($self, $channel, $msg, $color, @extra) = @_;
2780		2917
2781	$msg = $self->pl->expand_cfpod ($msg);	2918	$msg = $self->pl->expand_cfpod ($msg)
		2919	unless $color & cf::NDI_VERBATIM;
2782		2920
2783	$color &= cf::NDI_CLIENT_MASK; # just in case...	2921	$color &= cf::NDI_CLIENT_MASK; # just in case...
2784		2922
2785	# check predefined channels, for the benefit of C	2923	# check predefined channels, for the benefit of C
2786	if ($CHANNEL{$channel}) {	2924	if ($CHANNEL{$channel}) {
2787	$channel = $CHANNEL{$channel};	2925	$channel = $CHANNEL{$channel};
2788		2926
2789	$self->ext_msg (channel_info => $channel)	2927	$self->ext_msg (channel_info => $channel);
2790	if $self->can_msg;
2791
2792	$channel = $channel->{id};	2928	$channel = $channel->{id};
2793		2929
2794	} elsif (ref $channel) {	2930	} elsif (ref $channel) {
2795	# send meta info to client, if not yet sent	2931	# send meta info to client, if not yet sent
2796	unless (exists $self->{channel}{$channel->{id}}) {	2932	unless (exists $self->{channel}{$channel->{id}}) {
2797	$self->{channel}{$channel->{id}} = $channel;	2933	$self->{channel}{$channel->{id}} = $channel;
2798	$self->ext_msg (channel_info => $channel)	2934	$self->ext_msg (channel_info => $channel);
2799	if $self->can_msg;
2800	}	2935	}
2801		2936
2802	$channel = $channel->{id};	2937	$channel = $channel->{id};
2803	}	2938	}
2804		2939
2805	return unless @extra || length $msg;	2940	return unless @extra || length $msg;
2806		2941
2807	if ($self->can_msg) {
2808	# default colour, mask it out	2942	# default colour, mask it out
2809	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2943	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2810	if $color & cf::NDI_DEF;	2944	if $color & cf::NDI_DEF;
2811		2945
2812	$self->send_packet ("msg " . $self->{json_coder}->encode (	2946	my $pkt = "msg "
		2947	. $self->{json_coder}->encode (
2813	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2948	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2814	} else {	2949	);
2815	if ($color >= 0) {
2816	# replace some tags by gcfclient-compatible ones
2817	for ($msg) {
2818	1 while
2819	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2820	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2821	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2822	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2823	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2824	}
2825		2950
2826	$color &= cf::NDI_COLOR_MASK;	2951	# try lzf for large packets
		2952	$pkt = "lzf " . Compress::LZF::compress $pkt
		2953	if 1024 <= length $pkt and $self->{can_lzf};
2827		2954
2828	utf8::encode $msg;	2955	# split very large packets
2829		2956	if (8192 < length $pkt and $self->{can_lzf}) {
2830	if (0 && $msg =~ /\[/) {	2957	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2831	# COMMAND/INFO	2958	$pkt = "frag";
2832	$self->send_packet ("drawextinfo $color 10 8 $msg")
2833	} else {
2834	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2835	$self->send_packet ("drawinfo $color $msg")
2836	}
2837	}
2838	}	2959	}
		2960
		2961	$self->send_packet ($pkt);
2839	}	2962	}
2840		2963
2841	=item $client->ext_msg ($type, @msg)	2964	=item $client->ext_msg ($type, @msg)
2842		2965
2843	Sends an ext event to the client.	2966	Sends an ext event to the client.
…		…
3017		3140
3018	The following functions and methods are available within a safe environment:	3141	The following functions and methods are available within a safe environment:
3019		3142
3020	cf::object	3143	cf::object
3021	contr pay_amount pay_player map x y force_find force_add destroy	3144	contr pay_amount pay_player map x y force_find force_add destroy
3022	insert remove name archname title slaying race decrease_ob_nr	3145	insert remove name archname title slaying race decrease split
		3146	value
3023		3147
3024	cf::object::player	3148	cf::object::player
3025	player	3149	player
3026		3150
3027	cf::player	3151	cf::player
…		…
3032		3156
3033	=cut	3157	=cut
3034		3158
3035	for (	3159	for (
3036	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3160	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3037	insert remove inv name archname title slaying race	3161	insert remove inv nrof name archname title slaying race
3038	decrease_ob_nr destroy)],	3162	decrease split destroy change_exp value msg lore send_msg)],
3039	["cf::object::player" => qw(player)],	3163	["cf::object::player" => qw(player)],
3040	["cf::player" => qw(peaceful)],	3164	["cf::player" => qw(peaceful send_msg)],
3041	["cf::map" => qw(trigger)],	3165	["cf::map" => qw(trigger)],
3042	) {	3166	) {
3043	no strict 'refs';	3167	no strict 'refs';
3044	my ($pkg, @funs) = @$_;	3168	my ($pkg, @funs) = @$_;
3045	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3169	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
3062	my ($code, %vars) = @_;	3186	my ($code, %vars) = @_;
3063		3187
3064	my $qcode = $code;	3188	my $qcode = $code;
3065	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3189	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3066	$qcode =~ s/\n/\\n/g;	3190	$qcode =~ s/\n/\\n/g;
		3191
		3192	%vars = (_dummy => 0) unless %vars;
3067		3193
3068	local $_;	3194	local $_;
3069	local @safe::cf::_safe_eval_args = values %vars;	3195	local @safe::cf::_safe_eval_args = values %vars;
3070		3196
3071	my $eval =	3197	my $eval =
…		…
3148	{	3274	{
3149	my $faces = $facedata->{faceinfo};	3275	my $faces = $facedata->{faceinfo};
3150		3276
3151	while (my ($face, $info) = each %$faces) {	3277	while (my ($face, $info) = each %$faces) {
3152	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3278	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3279
3153	cf::face::set_visibility $idx, $info->{visibility};	3280	cf::face::set_visibility $idx, $info->{visibility};
3154	cf::face::set_magicmap $idx, $info->{magicmap};	3281	cf::face::set_magicmap $idx, $info->{magicmap};
3155	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3282	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
3156	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3283	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
3157		3284
3158	cf::cede_to_tick;	3285	cf::cede_to_tick;
3159	}	3286	}
3160		3287
3161	while (my ($face, $info) = each %$faces) {	3288	while (my ($face, $info) = each %$faces) {
3162	next unless $info->{smooth};	3289	next unless $info->{smooth};
		3290
3163	my $idx = cf::face::find $face	3291	my $idx = cf::face::find $face
3164	or next;	3292	or next;
		3293
3165	if (my $smooth = cf::face::find $info->{smooth}) {	3294	if (my $smooth = cf::face::find $info->{smooth}) {
3166	cf::face::set_smooth $idx, $smooth;	3295	cf::face::set_smooth $idx, $smooth;
3167	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3296	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3168	} else {	3297	} else {
3169	warn "smooth face '$info->{smooth}' not found for face '$face'";	3298	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3187	{	3316	{
3188	# TODO: for gcfclient pleasure, we should give resources	3317	# TODO: for gcfclient pleasure, we should give resources
3189	# that gcfclient doesn't grok a >10000 face index.	3318	# that gcfclient doesn't grok a >10000 face index.
3190	my $res = $facedata->{resource};	3319	my $res = $facedata->{resource};
3191		3320
3192	my $soundconf = delete $res->{"res/sound.conf"};
3193
3194	while (my ($name, $info) = each %$res) {	3321	while (my ($name, $info) = each %$res) {
		3322	if (defined $info->{type}) {
3195	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3323	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3196	my $data;	3324	my $data;
3197		3325
3198	if ($info->{type} & 1) {	3326	if ($info->{type} & 1) {
3199	# prepend meta info	3327	# prepend meta info
3200		3328
3201	my $meta = $enc->encode ({	3329	my $meta = $enc->encode ({
3202	name => $name,	3330	name => $name,
3203	%{ $info->{meta} || {} },	3331	%{ $info->{meta} || {} },
3204	});	3332	});
3205		3333
3206	$data = pack "(w/a*)*", $meta, $info->{data};	3334	$data = pack "(w/a*)*", $meta, $info->{data};
		3335	} else {
		3336	$data = $info->{data};
		3337	}
		3338
		3339	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3340	cf::face::set_type $idx, $info->{type};
3207	} else {	3341	} else {
3208	$data = $info->{data};	3342	$RESOURCE{$name} = $info;
3209	}	3343	}
3210		3344
3211	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3212	cf::face::set_type $idx, $info->{type};
3213
3214	cf::cede_to_tick;	3345	cf::cede_to_tick;
3215	}	3346	}
3216
3217	if ($soundconf) {
3218	$soundconf = $enc->decode (delete $soundconf->{data});
3219
3220	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3221	my $sound = $soundconf->{compat}[$_]
3222	or next;
3223
3224	my $face = cf::face::find "sound/$sound->[1]";
3225	cf::sound::set $sound->[0] => $face;
3226	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3227	}
3228
3229	while (my ($k, $v) = each %{$soundconf->{event}}) {
3230	my $face = cf::face::find "sound/$v";
3231	cf::sound::set $k => $face;
3232	}
3233	}
3234	}	3347	}
		3348
		3349	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3235		3350
3236	1	3351	1
3237	}	3352	}
		3353
		3354	cf::global->attach (on_resource_update => sub {
		3355	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3356	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3357
		3358	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3359	my $sound = $soundconf->{compat}[$_]
		3360	or next;
		3361
		3362	my $face = cf::face::find "sound/$sound->[1]";
		3363	cf::sound::set $sound->[0] => $face;
		3364	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3365	}
		3366
		3367	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3368	my $face = cf::face::find "sound/$v";
		3369	cf::sound::set $k => $face;
		3370	}
		3371	}
		3372	});
3238		3373
3239	register_exticmd fx_want => sub {	3374	register_exticmd fx_want => sub {
3240	my ($ns, $want) = @_;	3375	my ($ns, $want) = @_;
3241		3376
3242	while (my ($k, $v) = each %$want) {	3377	while (my ($k, $v) = each %$want) {
3243	$ns->fx_want ($k, $v);	3378	$ns->fx_want ($k, $v);
3244	}	3379	}
3245	};	3380	};
		3381
		3382	sub load_resource_file($) {
		3383	my $guard = lock_acquire "load_resource_file";
		3384
		3385	my $status = load_resource_file_ $_[0];
		3386	get_slot 0.1, 100;
		3387	cf::arch::commit_load;
		3388
		3389	$status
		3390	}
3246		3391
3247	sub reload_regions {	3392	sub reload_regions {
3248	# HACK to clear player env face cache, we need some signal framework	3393	# HACK to clear player env face cache, we need some signal framework
3249	# for this (global event?)	3394	# for this (global event?)
3250	%ext::player_env::MUSIC_FACE_CACHE = ();	3395	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3264	}	3409	}
3265		3410
3266	sub reload_archetypes {	3411	sub reload_archetypes {
3267	load_resource_file "$DATADIR/archetypes"	3412	load_resource_file "$DATADIR/archetypes"
3268	or die "unable to load archetypes\n";	3413	or die "unable to load archetypes\n";
3269	#d# NEED to laod twice to resolve forward references
3270	# this really needs to be done in an extra post-pass
3271	# (which needs to be synchronous, so solve it differently)
3272	load_resource_file "$DATADIR/archetypes"
3273	or die "unable to load archetypes\n";
3274	}	3414	}
3275		3415
3276	sub reload_treasures {	3416	sub reload_treasures {
3277	load_resource_file "$DATADIR/treasures"	3417	load_resource_file "$DATADIR/treasures"
3278	or die "unable to load treasurelists\n";	3418	or die "unable to load treasurelists\n";
3279	}	3419	}
3280		3420
3281	sub reload_resources {	3421	sub reload_resources {
3282	warn "reloading resource files...\n";	3422	warn "reloading resource files...\n";
3283		3423
		3424	reload_facedata;
		3425	reload_archetypes;
3284	reload_regions;	3426	reload_regions;
3285	reload_facedata;
3286	#reload_archetypes;#d#
3287	reload_archetypes;
3288	reload_treasures;	3427	reload_treasures;
3289		3428
3290	warn "finished reloading resource files\n";	3429	warn "finished reloading resource files\n";
3291	}	3430	}
3292		3431
3293	sub init {
3294	reload_resources;
3295	}
3296
3297	sub reload_config {	3432	sub reload_config {
		3433	warn "reloading config file...\n";
		3434
3298	open my $fh, "<:utf8", "$CONFDIR/config"	3435	open my $fh, "<:utf8", "$CONFDIR/config"
3299	or return;	3436	or return;
3300		3437
3301	local $/;	3438	local $/;
3302	*CFG = YAML::Syck::Load <$fh>;	3439	*CFG = YAML::XS::Load scalar <$fh>;
3303		3440
3304	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3441	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3305		3442
3306	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3443	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3307	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3444	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3311	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3448	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3312	and die "WARNING: m(un)lockall failed: $!\n";	3449	and die "WARNING: m(un)lockall failed: $!\n";
3313	};	3450	};
3314	warn $@ if $@;	3451	warn $@ if $@;
3315	}	3452	}
		3453
		3454	warn "finished reloading resource files\n";
		3455	}
		3456
		3457	sub pidfile() {
		3458	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3459	or die "$PIDFILE: $!";
		3460	flock $fh, &Fcntl::LOCK_EX
		3461	or die "$PIDFILE: flock: $!";
		3462	$fh
		3463	}
		3464
		3465	# make sure only one server instance is running at any one time
		3466	sub atomic {
		3467	my $fh = pidfile;
		3468
		3469	my $pid = <$fh>;
		3470	kill 9, $pid if $pid > 0;
		3471
		3472	seek $fh, 0, 0;
		3473	print $fh $$;
		3474	}
		3475
		3476	sub main_loop {
		3477	warn "EV::loop starting\n";
		3478	if (1) {
		3479	EV::loop;
		3480	}
		3481	warn "EV::loop returned\n";
		3482	goto &main_loop unless $REALLY_UNLOOP;
3316	}	3483	}
3317		3484
3318	sub main {	3485	sub main {
		3486	cf::init_globals; # initialise logging
		3487
		3488	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3489	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3490	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3491	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3492
		3493	cf::init_experience;
		3494	cf::init_anim;
		3495	cf::init_attackmess;
		3496	cf::init_dynamic;
		3497
		3498	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3499
3319	# we must not ever block the main coroutine	3500	# we must not ever block the main coroutine
3320	local $Coro::idle = sub {	3501	local $Coro::idle = sub {
3321	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3502	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3322	(async {	3503	(async {
3323	$Coro::current->{desc} = "IDLE BUG HANDLER";	3504	$Coro::current->{desc} = "IDLE BUG HANDLER";
3324	EV::loop EV::LOOP_ONESHOT;	3505	EV::loop EV::LOOP_ONESHOT;
3325	})->prio (Coro::PRIO_MAX);	3506	})->prio (Coro::PRIO_MAX);
3326	};	3507	};
3327		3508
		3509	evthread_start IO::AIO::poll_fileno;
		3510
		3511	cf::sync_job {
		3512	reload_resources;
3328	reload_config;	3513	reload_config;
3329	db_init;	3514	db_init;
		3515
		3516	cf::load_settings;
		3517	cf::load_materials;
		3518	cf::init_uuid;
		3519	cf::init_signals;
		3520	cf::init_commands;
		3521	cf::init_skills;
		3522
		3523	cf::init_beforeplay;
		3524
		3525	atomic;
		3526
3330	load_extensions;	3527	load_extensions;
3331		3528
3332	$TICK_WATCHER->start;	3529	utime time, time, $RUNTIMEFILE;
3333	EV::loop;	3530
		3531	# no (long-running) fork's whatsoever before this point(!)
		3532	use POSIX ();
		3533	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3534
		3535	(pop @POST_INIT)->(0) while @POST_INIT;
		3536	};
		3537
		3538	main_loop;
3334	}	3539	}
3335		3540
3336	#############################################################################	3541	#############################################################################
3337	# initialisation and cleanup	3542	# initialisation and cleanup
3338		3543
…		…
3344	cf::cleanup "SIG$signal";	3549	cf::cleanup "SIG$signal";
3345	};	3550	};
3346	}	3551	}
3347	}	3552	}
3348		3553
3349	sub write_runtime {	3554	sub write_runtime_sync {
3350	my $runtime = "$LOCALDIR/runtime";
3351
3352	# first touch the runtime file to show we are still running:	3555	# first touch the runtime file to show we are still running:
3353	# the fsync below can take a very very long time.	3556	# the fsync below can take a very very long time.
3354		3557
3355	IO::AIO::aio_utime $runtime, undef, undef;	3558	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3356		3559
3357	my $guard = cf::lock_acquire "write_runtime";	3560	my $guard = cf::lock_acquire "write_runtime";
3358		3561
3359	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3562	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3360	or return;	3563	or return;
3361		3564
3362	my $value = $cf::RUNTIME + 90 + 10;	3565	my $value = $cf::RUNTIME + 90 + 10;
3363	# 10 is the runtime save interval, for a monotonic clock	3566	# 10 is the runtime save interval, for a monotonic clock
3364	# 60 allows for the watchdog to kill the server.	3567	# 60 allows for the watchdog to kill the server.
…		…
3374	aio_utime $fh, undef, undef;	3577	aio_utime $fh, undef, undef;
3375		3578
3376	close $fh	3579	close $fh
3377	or return;	3580	or return;
3378		3581
3379	aio_rename "$runtime~", $runtime	3582	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3380	and return;	3583	and return;
3381		3584
3382	warn "runtime file written.\n";	3585	warn "runtime file written.\n";
3383		3586
3384	1	3587	1
		3588	}
		3589
		3590	our $uuid_lock;
		3591	our $uuid_skip;
		3592
		3593	sub write_uuid_sync($) {
		3594	$uuid_skip ||= $_[0];
		3595
		3596	return if $uuid_lock;
		3597	local $uuid_lock = 1;
		3598
		3599	my $uuid = "$LOCALDIR/uuid";
		3600
		3601	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3602	or return;
		3603
		3604	my $value = uuid_seq uuid_cur;
		3605
		3606	unless ($value) {
		3607	warn "cowardly refusing to write zero uuid value!\n";
		3608	return;
		3609	}
		3610
		3611	my $value = uuid_str $value + $uuid_skip;
		3612	$uuid_skip = 0;
		3613
		3614	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3615	and return;
		3616
		3617	# always fsync - this file is important
		3618	aio_fsync $fh
		3619	and return;
		3620
		3621	close $fh
		3622	or return;
		3623
		3624	aio_rename "$uuid~", $uuid
		3625	and return;
		3626
		3627	warn "uuid file written ($value).\n";
		3628
		3629	1
		3630
		3631	}
		3632
		3633	sub write_uuid($$) {
		3634	my ($skip, $sync) = @_;
		3635
		3636	$sync ? write_uuid_sync $skip
		3637	: async { write_uuid_sync $skip };
3385	}	3638	}
3386		3639
3387	sub emergency_save() {	3640	sub emergency_save() {
3388	my $freeze_guard = cf::freeze_mainloop;	3641	my $freeze_guard = cf::freeze_mainloop;
3389		3642
3390	warn "enter emergency perl save\n";	3643	warn "emergency_perl_save: enter\n";
3391		3644
3392	cf::sync_job {	3645	cf::sync_job {
		3646	# this is a trade-off: we want to be very quick here, so
		3647	# save all maps without fsync, and later call a global sync
		3648	# (which in turn might be very very slow)
		3649	local $USE_FSYNC = 0;
		3650
3393	# use a peculiar iteration method to avoid tripping on perl	3651	# use a peculiar iteration method to avoid tripping on perl
3394	# refcount bugs in for. also avoids problems with players	3652	# refcount bugs in for. also avoids problems with players
3395	# and maps saved/destroyed asynchronously.	3653	# and maps saved/destroyed asynchronously.
3396	warn "begin emergency player save\n";	3654	warn "emergency_perl_save: begin player save\n";
3397	for my $login (keys %cf::PLAYER) {	3655	for my $login (keys %cf::PLAYER) {
3398	my $pl = $cf::PLAYER{$login} or next;	3656	my $pl = $cf::PLAYER{$login} or next;
3399	$pl->valid or next;	3657	$pl->valid or next;
3400	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3658	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3401	$pl->save;	3659	$pl->save;
3402	}	3660	}
3403	warn "end emergency player save\n";	3661	warn "emergency_perl_save: end player save\n";
3404		3662
3405	warn "begin emergency map save\n";	3663	warn "emergency_perl_save: begin map save\n";
3406	for my $path (keys %cf::MAP) {	3664	for my $path (keys %cf::MAP) {
3407	my $map = $cf::MAP{$path} or next;	3665	my $map = $cf::MAP{$path} or next;
3408	$map->valid or next;	3666	$map->valid or next;
3409	$map->save;	3667	$map->save;
3410	}	3668	}
3411	warn "end emergency map save\n";	3669	warn "emergency_perl_save: end map save\n";
3412		3670
3413	warn "begin emergency database checkpoint\n";	3671	warn "emergency_perl_save: begin database checkpoint\n";
3414	BDB::db_env_txn_checkpoint $DB_ENV;	3672	BDB::db_env_txn_checkpoint $DB_ENV;
3415	warn "end emergency database checkpoint\n";	3673	warn "emergency_perl_save: end database checkpoint\n";
		3674
		3675	warn "emergency_perl_save: begin write uuid\n";
		3676	write_uuid_sync 1;
		3677	warn "emergency_perl_save: end write uuid\n";
3416	};	3678	};
3417		3679
		3680	warn "emergency_perl_save: starting sync()\n";
		3681	IO::AIO::aio_sync sub {
		3682	warn "emergency_perl_save: finished sync()\n";
		3683	};
		3684
3418	warn "leave emergency perl save\n";	3685	warn "emergency_perl_save: leave\n";
3419	}	3686	}
3420		3687
3421	sub post_cleanup {	3688	sub post_cleanup {
3422	my ($make_core) = @_;	3689	my ($make_core) = @_;
3423		3690
3424	warn Carp::longmess "post_cleanup backtrace"	3691	warn Carp::longmess "post_cleanup backtrace"
3425	if $make_core;	3692	if $make_core;
		3693
		3694	my $fh = pidfile;
		3695	unlink $PIDFILE if <$fh> == $$;
		3696	}
		3697
		3698	# a safer delete_package, copied from Symbol
		3699	sub clear_package($) {
		3700	my $pkg = shift;
		3701
		3702	# expand to full symbol table name if needed
		3703	unless ($pkg =~ /^main::.*::$/) {
		3704	$pkg = "main$pkg" if $pkg =~ /^::/;
		3705	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3706	$pkg .= '::' unless $pkg =~ /::$/;
		3707	}
		3708
		3709	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3710	my $stem_symtab = *{$stem}{HASH};
		3711
		3712	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3713	or return;
		3714
		3715	# clear all symbols
		3716	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3717	for my $name (keys %$leaf_symtab) {
		3718	_gv_clear *{"$pkg$name"};
		3719	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3720	}
		3721	warn "cleared package $pkg\n";#d#
3426	}	3722	}
3427		3723
3428	sub do_reload_perl() {	3724	sub do_reload_perl() {
3429	# can/must only be called in main	3725	# can/must only be called in main
3430	if ($Coro::current != $Coro::main) {	3726	if ($Coro::current != $Coro::main) {
3431	warn "can only reload from main coroutine";	3727	warn "can only reload from main coroutine";
3432	return;	3728	return;
3433	}	3729	}
3434		3730
		3731	return if $RELOAD++;
		3732
		3733	my $t1 = EV::time;
		3734
		3735	while ($RELOAD) {
3435	warn "reloading...";	3736	warn "reloading...";
3436		3737
3437	warn "entering sync_job";	3738	warn "entering sync_job";
3438		3739
3439	cf::sync_job {	3740	cf::sync_job {
3440	cf::write_runtime; # external watchdog should not bark	3741	cf::write_runtime_sync; # external watchdog should not bark
3441	cf::emergency_save;	3742	cf::emergency_save;
3442	cf::write_runtime; # external watchdog should not bark	3743	cf::write_runtime_sync; # external watchdog should not bark
3443		3744
3444	warn "syncing database to disk";	3745	warn "syncing database to disk";
3445	BDB::db_env_txn_checkpoint $DB_ENV;	3746	BDB::db_env_txn_checkpoint $DB_ENV;
3446		3747
3447	# if anything goes wrong in here, we should simply crash as we already saved	3748	# if anything goes wrong in here, we should simply crash as we already saved
3448		3749
3449	warn "flushing outstanding aio requests";	3750	warn "flushing outstanding aio requests";
3450	for (;;) {
3451	BDB::flush;
3452	IO::AIO::flush;
3453	Coro::cede_notself;
3454	last unless IO::AIO::nreqs || BDB::nreqs;	3751	while (IO::AIO::nreqs || BDB::nreqs) {
3455	warn "iterate...";	3752	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3456	}
3457
3458	++$RELOAD;
3459
3460	warn "cancelling all extension coros";
3461	$_->cancel for values %EXT_CORO;
3462	%EXT_CORO = ();
3463
3464	warn "removing commands";
3465	%COMMAND = ();
3466
3467	warn "removing ext/exti commands";
3468	%EXTCMD = ();
3469	%EXTICMD = ();
3470
3471	warn "unloading/nuking all extensions";
3472	for my $pkg (@EXTS) {
3473	warn "... unloading $pkg";
3474
3475	if (my $cb = $pkg->can ("unload")) {
3476	eval {
3477	$cb->($pkg);
3478	1
3479	} or warn "$pkg unloaded, but with errors: $@";
3480	}	3753	}
3481		3754
3482	warn "... nuking $pkg";	3755	warn "cancelling all extension coros";
3483	Symbol::delete_package $pkg;	3756	$_->cancel for values %EXT_CORO;
3484	}	3757	%EXT_CORO = ();
3485		3758
3486	warn "unloading all perl modules loaded from $LIBDIR";	3759	warn "removing commands";
3487	while (my ($k, $v) = each %INC) {	3760	%COMMAND = ();
3488	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3489		3761
		3762	warn "removing ext/exti commands";
		3763	%EXTCMD = ();
		3764	%EXTICMD = ();
		3765
		3766	warn "unloading/nuking all extensions";
		3767	for my $pkg (@EXTS) {
3490	warn "... unloading $k";	3768	warn "... unloading $pkg";
3491	delete $INC{$k};
3492		3769
3493	$k =~ s/\.pm$//;
3494	$k =~ s/\//::/g;
3495
3496	if (my $cb = $k->can ("unload_module")) {	3770	if (my $cb = $pkg->can ("unload")) {
		3771	eval {
3497	$cb->();	3772	$cb->($pkg);
		3773	1
		3774	} or warn "$pkg unloaded, but with errors: $@";
		3775	}
		3776
		3777	warn "... clearing $pkg";
		3778	clear_package $pkg;
3498	}	3779	}
3499		3780
3500	Symbol::delete_package $k;	3781	warn "unloading all perl modules loaded from $LIBDIR";
		3782	while (my ($k, $v) = each %INC) {
		3783	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3784
		3785	warn "... unloading $k";
		3786	delete $INC{$k};
		3787
		3788	$k =~ s/\.pm$//;
		3789	$k =~ s/\//::/g;
		3790
		3791	if (my $cb = $k->can ("unload_module")) {
		3792	$cb->();
		3793	}
		3794
		3795	clear_package $k;
3501	}	3796	}
3502		3797
3503	warn "getting rid of safe::, as good as possible";	3798	warn "getting rid of safe::, as good as possible";
3504	Symbol::delete_package "safe::$_"	3799	clear_package "safe::$_"
3505	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3800	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3506		3801
3507	warn "unloading cf.pm \"a bit\"";	3802	warn "unloading cf.pm \"a bit\"";
3508	delete $INC{"cf.pm"};	3803	delete $INC{"cf.pm"};
3509	delete $INC{"cf/pod.pm"};	3804	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3510		3805
3511	# don't, removes xs symbols, too,	3806	# don't, removes xs symbols, too,
3512	# and global variables created in xs	3807	# and global variables created in xs
3513	#Symbol::delete_package __PACKAGE__;	3808	#clear_package __PACKAGE__;
3514		3809
3515	warn "unload completed, starting to reload now";	3810	warn "unload completed, starting to reload now";
3516		3811
3517	warn "reloading cf.pm";	3812	warn "reloading cf.pm";
3518	require cf;	3813	require cf;
3519	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3814	cf::_connect_to_perl_1;
3520		3815
3521	warn "loading config and database again";	3816	warn "loading config and database again";
3522	cf::reload_config;	3817	cf::reload_config;
3523		3818
3524	warn "loading extensions";	3819	warn "loading extensions";
3525	cf::load_extensions;	3820	cf::load_extensions;
3526		3821
		3822	if ($REATTACH_ON_RELOAD) {
3527	warn "reattaching attachments to objects/players";	3823	warn "reattaching attachments to objects/players";
3528	_global_reattach; # objects, sockets	3824	_global_reattach; # objects, sockets
3529	warn "reattaching attachments to maps";	3825	warn "reattaching attachments to maps";
3530	reattach $_ for values %MAP;	3826	reattach $_ for values %MAP;
3531	warn "reattaching attachments to players";	3827	warn "reattaching attachments to players";
3532	reattach $_ for values %PLAYER;	3828	reattach $_ for values %PLAYER;
		3829	}
3533		3830
		3831	warn "running post_init jobs";
		3832	(pop @POST_INIT)->(1) while @POST_INIT;
		3833
3534	warn "leaving sync_job";	3834	warn "leaving sync_job";
3535		3835
3536	1	3836	1
3537	} or do {	3837	} or do {
3538	warn $@;	3838	warn $@;
3539	warn "error while reloading, exiting.";	3839	cf::cleanup "error while reloading, exiting.";
3540	exit 1;
3541	};	3840	};
3542		3841
3543	warn "reloaded";	3842	warn "reloaded";
		3843	--$RELOAD;
		3844	}
		3845
		3846	$t1 = EV::time - $t1;
		3847	warn "reload completed in ${t1}s\n";
3544	};	3848	};
3545		3849
3546	our $RELOAD_WATCHER; # used only during reload	3850	our $RELOAD_WATCHER; # used only during reload
3547		3851
3548	sub reload_perl() {	3852	sub reload_perl() {
3549	# doing reload synchronously and two reloads happen back-to-back,	3853	# doing reload synchronously and two reloads happen back-to-back,
3550	# coro crashes during coro_state_free->destroy here.	3854	# coro crashes during coro_state_free->destroy here.
3551		3855
		3856	$RELOAD_WATCHER ||= cf::async {
		3857	Coro::AIO::aio_wait cache_extensions;
		3858
3552	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	3859	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
		3860	do_reload_perl;
3553	undef $RELOAD_WATCHER;	3861	undef $RELOAD_WATCHER;
3554	do_reload_perl;	3862	};
3555	};	3863	};
3556	}	3864	}
3557		3865
3558	register_command "reload" => sub {	3866	register_command "reload" => sub {
3559	my ($who, $arg) = @_;	3867	my ($who, $arg) = @_;
…		…
3573		3881
3574	our @WAIT_FOR_TICK;	3882	our @WAIT_FOR_TICK;
3575	our @WAIT_FOR_TICK_BEGIN;	3883	our @WAIT_FOR_TICK_BEGIN;
3576		3884
3577	sub wait_for_tick {	3885	sub wait_for_tick {
3578	return unless $TICK_WATCHER->is_active;
3579	return if $Coro::current == $Coro::main;	3886	return if tick_inhibit || $Coro::current == $Coro::main;
3580		3887
3581	my $signal = new Coro::Signal;	3888	my $signal = new Coro::Signal;
3582	push @WAIT_FOR_TICK, $signal;	3889	push @WAIT_FOR_TICK, $signal;
3583	$signal->wait;	3890	$signal->wait;
3584	}	3891	}
3585		3892
3586	sub wait_for_tick_begin {	3893	sub wait_for_tick_begin {
3587	return unless $TICK_WATCHER->is_active;
3588	return if $Coro::current == $Coro::main;	3894	return if tick_inhibit || $Coro::current == $Coro::main;
3589		3895
3590	my $signal = new Coro::Signal;	3896	my $signal = new Coro::Signal;
3591	push @WAIT_FOR_TICK_BEGIN, $signal;	3897	push @WAIT_FOR_TICK_BEGIN, $signal;
3592	$signal->wait;	3898	$signal->wait;
3593	}	3899	}
3594		3900
3595	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	3901	sub tick {
3596	if ($Coro::current != $Coro::main) {	3902	if ($Coro::current != $Coro::main) {
3597	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3903	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3598	unless ++$bug_warning > 10;	3904	unless ++$bug_warning > 10;
3599	return;	3905	return;
3600	}	3906	}
3601		3907
3602	$NOW = $tick_start = EV::now;
3603
3604	cf::server_tick; # one server iteration	3908	cf::server_tick; # one server iteration
3605		3909
3606	$RUNTIME += $TICK;
3607	$NEXT_TICK += $TICK;
3608
3609	if ($NOW >= $NEXT_RUNTIME_WRITE) {	3910	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3610	$NEXT_RUNTIME_WRITE = $NOW + 10;	3911	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3611	Coro::async_pool {	3912	Coro::async_pool {
3612	$Coro::current->{desc} = "runtime saver";	3913	$Coro::current->{desc} = "runtime saver";
3613	write_runtime	3914	write_runtime_sync
3614	or warn "ERROR: unable to write runtime file: $!";	3915	or warn "ERROR: unable to write runtime file: $!";
3615	};	3916	};
3616	}	3917	}
3617		3918
3618	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3919	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
…		…
3620	}	3921	}
3621	while (my $sig = shift @WAIT_FOR_TICK) {	3922	while (my $sig = shift @WAIT_FOR_TICK) {
3622	$sig->send;	3923	$sig->send;
3623	}	3924	}
3624		3925
3625	$LOAD = ($NOW - $tick_start) / $TICK;	3926	$LOAD = ($NOW - $TICK_START) / $TICK;
3626	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3927	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3627		3928
3628	_post_tick;	3929	if (0) {
3629	};	3930	if ($NEXT_TICK) {
3630	$TICK_WATCHER->priority (EV::MAXPRI);	3931	my $jitter = $TICK_START - $NEXT_TICK;
		3932	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3933	warn "jitter $JITTER\n";#d#
		3934	}
		3935	}
		3936	}
3631		3937
3632	{	3938	{
		3939	# configure BDB
		3940
3633	BDB::min_parallel 8;	3941	BDB::min_parallel 8;
3634	BDB::max_poll_time $TICK * 0.1;	3942	BDB::max_poll_reqs $TICK * 0.1;
3635	$BDB_POLL_WATCHER = EV::io BDB::poll_fileno, EV::READ, \&BDB::poll_cb;	3943	$AnyEvent::BDB::WATCHER->priority (1);
3636
3637	BDB::set_sync_prepare {
3638	my $status;
3639	my $current = $Coro::current;
3640	(
3641	sub {
3642	$status = $!;
3643	$current->ready; undef $current;
3644	},
3645	sub {
3646	Coro::schedule while defined $current;
3647	$! = $status;
3648	},
3649	)
3650	};
3651		3944
3652	unless ($DB_ENV) {	3945	unless ($DB_ENV) {
3653	$DB_ENV = BDB::db_env_create;	3946	$DB_ENV = BDB::db_env_create;
3654	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	3947	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3655	| BDB::LOG_AUTOREMOVE, 1);	3948	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3949	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3656	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	3950	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3657	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	3951	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3658		3952
3659	cf::sync_job {	3953	cf::sync_job {
3660	eval {	3954	eval {
…		…
3682	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	3976	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3683	};	3977	};
3684	}	3978	}
3685		3979
3686	{	3980	{
		3981	# configure IO::AIO
		3982
3687	IO::AIO::min_parallel 8;	3983	IO::AIO::min_parallel 8;
3688
3689	undef $Coro::AIO::WATCHER;
3690	IO::AIO::max_poll_time $TICK * 0.1;	3984	IO::AIO::max_poll_time $TICK * 0.1;
3691	$AIO_POLL_WATCHER = EV::io IO::AIO::poll_fileno, EV::READ, \&IO::AIO::poll_cb;	3985	undef $AnyEvent::AIO::WATCHER;
3692	}	3986	}
3693		3987
3694	my $_log_backtrace;	3988	my $_log_backtrace;
3695		3989
3696	sub _log_backtrace {	3990	sub _log_backtrace {
…		…
3699	$msg =~ s/\n//;	3993	$msg =~ s/\n//;
3700		3994
3701	# limit the # of concurrent backtraces	3995	# limit the # of concurrent backtraces
3702	if ($_log_backtrace < 2) {	3996	if ($_log_backtrace < 2) {
3703	++$_log_backtrace;	3997	++$_log_backtrace;
		3998	my $perl_bt = Carp::longmess $msg;
3704	async {	3999	async {
3705	$Coro::current->{desc} = "abt $msg";	4000	$Coro::current->{desc} = "abt $msg";
3706		4001
3707	my @bt = fork_call {	4002	my @bt = fork_call {
3708	@addr = map { sprintf "%x", $_ } @addr;	4003	@addr = map { sprintf "%x", $_ } @addr;
…		…
3719	}	4014	}
3720		4015
3721	@funcs	4016	@funcs
3722	};	4017	};
3723		4018
3724	LOG llevInfo, "[ABT] $msg\n";	4019	LOG llevInfo, "[ABT] $perl_bt\n";
		4020	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3725	LOG llevInfo, "[ABT] $_\n" for @bt;	4021	LOG llevInfo, "[ABT] $_\n" for @bt;
3726	--$_log_backtrace;	4022	--$_log_backtrace;
3727	};	4023	};
3728	} else {	4024	} else {
3729	LOG llevInfo, "[ABT] $msg\n";	4025	LOG llevInfo, "[ABT] $msg\n";
3730	LOG llevInfo, "[ABT] [suppressed]\n";	4026	LOG llevInfo, "[ABT] [suppressed]\n";
3731	}	4027	}
3732	}	4028	}
3733		4029
3734	# load additional modules	4030	# load additional modules
3735	use cf::pod;	4031	require "cf/$_.pm" for @EXTRA_MODULES;
		4032	cf::_connect_to_perl_2;
3736		4033
3737	END { cf::emergency_save }	4034	END { cf::emergency_save }
3738		4035
3739	1	4036	1
3740		4037

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